[System]: Correctly implement close and shutdown in SslStream. (#4969)

[mono.git] / mcs / class / System / Mono.Btls / MonoBtlsObject.cs

diff --git a/mcs/class/System/Mono.Btls/MonoBtlsObject.cs b/mcs/class/System/Mono.Btls/MonoBtlsObject.cs
index 4264411bd90fea0fce98dc86ea7d681c02d7b992..19e72cbda640bea62ad6a05aac647e17fc6432b0 100644 (file)
--- a/mcs/class/System/Mono.Btls/MonoBtlsObject.cs
+++ b/mcs/class/System/Mono.Btls/MonoBtlsObject.cs
@@ -102,6 +102,20 @@ namespace Mono.Btls
                        CheckError (ret == 1, callerName);
                }
 
+               protected internal void CheckLastError ([CallerMemberName] string callerName = null)
+               {
+                       var error = Interlocked.Exchange (ref lastError, null);
+                       if (error == null)
+                               return;
+
+                       string message;
+                       if (callerName != null)
+                               message = string.Format ("Caught unhandled exception in {0}.{1}.", GetType ().Name, callerName);
+                       else
+                               message = string.Format ("Caught unhandled exception.");
+                       throw new MonoBtlsException (message, error);
+               }
+
                [DllImport (BTLS_DYLIB)]
                extern static void mono_btls_free (IntPtr data);